SPEED BRITE IONIC JEWELRY CLEANING SYSTEMThe Speed Brite Jewelry cleaner utilizes an ionic process which is different from traditional ultrasonic cleaners. With Ionic Cleaning Machines, you can now clean not only gold and silver, but... emeralds, opals, pearls and all other porous stones, safely and in just one minute. These Ionic Cleaning Machines also removes tarnish. This fabulous machine does not remove metal, uses neither ammonia nor acid, and does not require heat.